Copper (post-mining) | Bisbee, ArizonaPost Mining Precipitated Crystalline Native Copper with Tubules Phelps Dodge mines, Bisbee, Arizona This unique copper specimen is a fine example of a mine precipitated mineral specimen. This occurs where acidic copper rich mine waters, also called copper water, chemically deposit metallic copper directly within the mine environment. Unlike traditional crystallized copper formed over geological time, this material is created as reactive copper laden

copper oddities

Post-Mining Precipitated Crystalline Native Copper with Tubules – Phelps Dodge mines

The Mineralogical Record | N'Chwaning

Width x Depth x Height (mm): 38 x 35 x 9 (approximate)

Approximate Dimensions: 60 x 55 x 4 mm

fluorescent (LW-orange) Calcite crystal atop a small scalenahedral Calcite covered matrix

Whether truly British or sneakily Namibian

Approximate Dimensions: 53 x 85 x 30 mm

with pleasing brassy-brown luster

This unique copper specimen is a fine example of a ‘mine precipitated’ mineral specimen

Dimensions: 45x55x33 mm

in late 2000